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role of soy milk
Posted by Muhammad Zeeshan Asghar on April 8, 2026 at 9:23 amIn the production of tofu, what is the specific role of soy milk?
Md. Haider Hossain replied 2 months ago 5 Members · 4 Replies -
4 Replies
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In tofu production, <strong data-start=”20″ data-end=”65″>soy milk is the essential base ingredient—it plays the same role that dairy milk does in cheese-making.
Here’s its specific role:
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- <strong data-start=”158″ data-end=”180″>Source of protein: Soy milk contains dissolved soy proteins (mainly glycinin and β-conglycinin). These proteins are what ultimately form tofu.
- <strong data-start=”307″ data-end=”334″>Medium for coagulation: When a coagulant (like calcium sulfate or magnesium chloride) is added, it reacts with the proteins in the soy milk, causing them to <strong data-start=”468″ data-end=”491″>curdle and separate into solid curds and liquid whey.
- <strong data-start=”528″ data-end=”552″>Structure formation: The coagulated protein curds are then pressed together to form tofu blocks. Without soy milk, there would be no protein matrix to solidify.
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Soy milk acts as the base protein source that coagulates to form tofu curds
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Soy milk serves as the primary proteinaceous substrate, containing the globulins (glycinin and beta-conglycinin) necessary for gel formation.
When a coagulant is added, these proteins denature and cross-link into a solid curd, which is then pressed to determine the tofu’s final texture.
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